Finding the Third Proportional to 40,978 and 62,561

Step by Step Solution

1. Step 1: Write the proportion equation
   40,978 : 62,561 = 62,561 : x
2. Step 2: Convert to fraction form
   40,978/62,561 = 62,561/x
3. Step 3: Cross multiply
   40,978x = 62,561 × 62,561
4. Step 4: Simplify right side
   40,978x = 3,913,878,721
5. Step 5: Solve for x
   x = 3,913,878,721/40,978
6. Step 6: Final answer
   x = 95,511.71